Hybrid drive system for motor vehicle, having means for inhibiting electricity generating drive mode
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United States of America Patent
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-
Dec 21, 1999
Issued Date -
N/A
app pub date -
Oct 4, 1996
filing date -
Oct 5, 1995
priority date (Note) -
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status (Latency Note)
Importance
Abstract
Hybrid motor vehicle drive system including an electric motor operated by an electric energy generated by an electric generator and stored in a storage device, an engine, and a controller for controlling the engine and electric generator to operate in an electricity generating drive mode when a predetermined condition is satisfied, such that the engine is operated so as to provide an output greater than a required power to drive the motor vehicle, so that the vehicle is driven by the engine with the required power while the electric generator is operated by the engine with a surplus power to charge the storage, and wherein the controller includes a special control device operated in the event of a failure of the electric generator, for inhibiting the selection of the electricity generating drive mode and selecting an engine drive mode to operate the engine for driving the motor vehicle with the required power, even when the predetermined condition is satisfied.
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